New Alstom trains, services to Cologne, and stops in Kent are some of the proposals outlined by prospective operators hoping to take on Eurostar. New Alstom trains, services to Cologne, and stops in Kent are some of the proposals outlined by prospective operators hoping to take on Eurostar. It wants access to Temple Mills by October 2028 for adapting the depot for the new trains. However, RAIL understands that Eurostar expects a new operator to contribute to any new facilities at Temple Mills. ORR still expects to make a decision on access to Temple Mills by the end of October.